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(11)

EP 3 538 264 A1

(12)

(43) Date of publication: 18.09.2019 Bulletin 2019/38 (21) Application number: 17807970.3 (22) Date of filing: 06.11.2017

(51) International Patent Classification (IPC):  B01J 31/40(2006.01) B01J 31/24(2006.01) B01J 31/18(2006.01) (86) International application number: PCT/US2017/060092 (87) International publication number: WO 2018/089284 (17.05.2018 Gazette 2018/20)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 08.11.2016 US 201662419168 P (71) Applicant: Dow Technology Investments LLC Midland, MI 48674 (US)	(72) Inventors: BRAMMER, Michael A. Freeport, TX 77541 (US) FELSTED II, William N. Freeport, TX 77541 (US) EISENSCHMID, Thomas C. Cross Lanes, WV 25313 (US) (74) Representative: Boult Wade Tennant LLP  5th Floor, Salisbury Square House 8, Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)